/Engine/Source/Runtime/Engine/Classes/Sound/SoundModulationDestination.h
Initializes the modulation destination InDeviceId - DeviceId associated with modulation plugin instance bInIsBuffered - Whether or not to run destination in "buffered mode," which manages an internal buffer to smooth modulation value between process calls bInValueNormalized - Whether or not to keep the output value in normalized, unitless [0.0f, 1.0f] space
void Init ( [FDeviceId](API\Runtime\Engine\FDeviceId) InDeviceId, bool bInIsBuffered, bool bInValueNormalized )